1. Foundation Strong in the Spirit, 60 Sienkiewicza St., 90-058 Łodz, Poland
2. Department of Psychology, Gdansk University of Physical Education and Sport, Kazimierza Górskiego 1 St., 80-336 Gdansk, Poland
3. Department of Hygiene and Epidemiology, Collegium Medicum, University of Zielona Góra, 28 Zyty St., 65-046 Zielona Gora, Poland
4. Independent Laboratory of Health Promotion, Pomeranian Medical University in Szczecin, Powstańców Wielkopolskich 72 St., 70-111 Szczecin, Poland
5. Clinical Department of Cardiology, Nowa Sól Multidisciplinary Hospital, 67-100 Nowa Sol, Poland
6. Department of Emergency Medicine, Anesthesiology and Intensive Care in K. Marcinkowski University Hospital, Collegium Medicum, University of Zielona Góra, 65-046 Zielona Gora, Poland